Depended on target device you go to connected.
For 2-wire (half-duplex) 485 device, try SN75176B.
For 4-wire (full duplex) 485 device, try SN75179B.
Chips are from Texas Instruments, if you want to build you own
I/F circuit, or you can simply get a 232 to 485 convertor from
market, about US$30 per each.
Jerry Waugh wrote:
> I need to put an RS-485 port on the uCsimm.
> I have spent the better part of the day searching the archives, might have
> missed it, If so excuse me!
> Does anyone have any ideas, or has anyone done a similar task.
> I would like to use the console port, and just add a RS-485 transceiver???
> This message resent by the email@example.com list server http://www.uClinux.com/
This message resent by the firstname.lastname@example.org list server http://www.uClinux.com/
This archive was generated by hypermail 2b30 : Sun Apr 07 2002 - 00:01:35 EST